Add maintainers to pyproject.toml

[MrPowers]

Example: https://github.com/python-poetry/poetry/blob/master/pyproject.toml#L6-L14

[SemyonSinchenko]

What about the creation of the mailing list, too? Like for updates, announcements about contribution meetings, etc.?

[MrPowers]

@SemyonSinchenko - that's a good idea too 💡 I created another issue to track the creation of a mailing list.

[vedanthv]

I would like to take this up @MrPowers. Its my first issue here, would require some help!

[nijanthanvijayakumar]

take